/**
 *    Copyright 2009-2020 the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.apache.ibatis.aapl.script;

import org.apache.ibatis.aapl.annotation.TableWatcher;
import org.apache.ibatis.aapl.util.StormAnnotationUtil;


public class ScriptParser {

  private static ScriptParser parser = new ScriptParser();

  public static ScriptParser getInstance() {
    return parser;
  }

  private ScriptParser() {

  }

  public String parse(String script, Class<?> clazz) {
    if (script == null || script.length() == 0) {
      return script;
    }
    TableWatcher table = StormAnnotationUtil.getTableAnnotation(clazz);
    if (table == null) {
      return script;
    }
    return doParse(script, clazz);
  }

  private String doParse(String script, Class<?> clazz) {
    TableWatcher table = StormAnnotationUtil.getTableAnnotation(clazz);
    // TODO 在这里生成一个script
    return "";
  }

}
